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video_core: Fix buffer_row_length computation for linear compressed textures

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This commit is contained in:
GPUCode 2023-12-26 16:28:42 +02:00
parent 05e3db3ac9
commit 20e0407235
3 changed files with 35 additions and 33 deletions
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50
src/video_core/texture_cache/decode_bc.cpp
View file

@ -60,66 +60,72 @@ u32 ConvertedBytesPerBlock(VideoCore::Surface::PixelFormat pixel_format) {
}
template <auto decompress, PixelFormat pixel_format>
void DecompressBlocks(std::span<const u8> input, std::span<u8> output, Extent3D extent,
void DecompressBlocks(std::span<const u8> input, std::span<u8> output, BufferImageCopy& copy,
bool is_signed = false) {
const u32 out_bpp = ConvertedBytesPerBlock(pixel_format);
const u32 block_width = std::min(extent.width, BLOCK_SIZE);
const u32 block_height = std::min(extent.height, BLOCK_SIZE);
const u32 pitch = extent.width * out_bpp;
const u32 block_size = BlockSize(pixel_format);
const u32 width = copy.image_extent.width;
const u32 height = copy.image_extent.height * copy.image_subresource.num_layers;
const u32 depth = copy.image_extent.depth;
const u32 block_width = std::min(width, BLOCK_SIZE);
const u32 block_height = std::min(height, BLOCK_SIZE);
const u32 pitch = width * out_bpp;
size_t input_offset = 0;
size_t output_offset = 0;
for (u32 slice = 0; slice < extent.depth; ++slice) {
for (u32 y = 0; y < extent.height; y += block_height) {
size_t row_offset = 0;
for (u32 x = 0; x < extent.width;
x += block_width, row_offset += block_width * out_bpp) {
const u8* src = input.data() + input_offset;
u8* const dst = output.data() + output_offset + row_offset;
for (u32 slice = 0; slice < depth; ++slice) {
for (u32 y = 0; y < height; y += block_height) {
size_t src_offset = input_offset;
size_t dst_offset = output_offset;
for (u32 x = 0; x < width; x += block_width) {
const u8* src = input.data() + src_offset;
u8* const dst = output.data() + dst_offset;
if constexpr (IsSigned(pixel_format)) {
decompress(src, dst, x, y, extent.width, extent.height, is_signed);
decompress(src, dst, x, y, width, height, is_signed);
} else {
decompress(src, dst, x, y, extent.width, extent.height);
decompress(src, dst, x, y, width, height);
}
input_offset += BlockSize(pixel_format);
src_offset += block_size;
dst_offset += block_width * out_bpp;
}
input_offset += copy.buffer_row_length * block_size / block_width;
output_offset += block_height * pitch;
}
}
}
void DecompressBCn(std::span<const u8> input, std::span<u8> output, Extent3D extent,
void DecompressBCn(std::span<const u8> input, std::span<u8> output, BufferImageCopy& copy,
VideoCore::Surface::PixelFormat pixel_format) {
switch (pixel_format) {
case PixelFormat::BC1_RGBA_UNORM:
case PixelFormat::BC1_RGBA_SRGB:
DecompressBlocks<bcn::DecodeBc1, PixelFormat::BC1_RGBA_UNORM>(input, output, extent);
DecompressBlocks<bcn::DecodeBc1, PixelFormat::BC1_RGBA_UNORM>(input, output, copy);
break;
case PixelFormat::BC2_UNORM:
case PixelFormat::BC2_SRGB:
DecompressBlocks<bcn::DecodeBc2, PixelFormat::BC2_UNORM>(input, output, extent);
DecompressBlocks<bcn::DecodeBc2, PixelFormat::BC2_UNORM>(input, output, copy);
break;
case PixelFormat::BC3_UNORM:
case PixelFormat::BC3_SRGB:
DecompressBlocks<bcn::DecodeBc3, PixelFormat::BC3_UNORM>(input, output, extent);
DecompressBlocks<bcn::DecodeBc3, PixelFormat::BC3_UNORM>(input, output, copy);
break;
case PixelFormat::BC4_SNORM:
case PixelFormat::BC4_UNORM:
DecompressBlocks<bcn::DecodeBc4, PixelFormat::BC4_UNORM>(
input, output, extent, pixel_format == PixelFormat::BC4_SNORM);
input, output, copy, pixel_format == PixelFormat::BC4_SNORM);
break;
case PixelFormat::BC5_SNORM:
case PixelFormat::BC5_UNORM:
DecompressBlocks<bcn::DecodeBc5, PixelFormat::BC5_UNORM>(
input, output, extent, pixel_format == PixelFormat::BC5_SNORM);
input, output, copy, pixel_format == PixelFormat::BC5_SNORM);
break;
case PixelFormat::BC6H_SFLOAT:
case PixelFormat::BC6H_UFLOAT:
DecompressBlocks<bcn::DecodeBc6, PixelFormat::BC6H_UFLOAT>(
input, output, extent, pixel_format == PixelFormat::BC6H_SFLOAT);
input, output, copy, pixel_format == PixelFormat::BC6H_SFLOAT);
break;
case PixelFormat::BC7_SRGB:
case PixelFormat::BC7_UNORM:
DecompressBlocks<bcn::DecodeBc7, PixelFormat::BC7_UNORM>(input, output, extent);
DecompressBlocks<bcn::DecodeBc7, PixelFormat::BC7_UNORM>(input, output, copy);
break;
default:
LOG_WARNING(HW_GPU, "Unimplemented BCn decompression {}", pixel_format);

2
src/video_core/texture_cache/decode_bc.h
View file

@ -13,7 +13,7 @@ namespace VideoCommon {
[[nodiscard]] u32 ConvertedBytesPerBlock(VideoCore::Surface::PixelFormat pixel_format);
void DecompressBCn(std::span<const u8> input, std::span<u8> output, Extent3D extent,
void DecompressBCn(std::span<const u8> input, std::span<u8> output, BufferImageCopy& copy,
VideoCore::Surface::PixelFormat pixel_format);
} // namespace VideoCommon

16
src/video_core/texture_cache/util.cpp
View file

@ -837,6 +837,7 @@ boost::container::small_vector<BufferImageCopy, 16> UnswizzleImage(Tegra::Memory
std::span<u8> output) {
const size_t guest_size_bytes = input.size_bytes();
const u32 bpp_log2 = BytesPerBlockLog2(info.format);
const Extent2D tile_size = DefaultBlockSize(info.format);
const Extent3D size = info.size;
if (info.type == ImageType::Linear) {
@ -847,7 +848,7 @@ boost::container::small_vector<BufferImageCopy, 16> UnswizzleImage(Tegra::Memory
return {{
.buffer_offset = 0,
.buffer_size = guest_size_bytes,
.buffer_row_length = info.pitch >> bpp_log2,
.buffer_row_length = info.pitch * tile_size.width >> bpp_log2,
.buffer_image_height = size.height,
.image_subresource =
{
@ -862,7 +863,6 @@ boost::container::small_vector<BufferImageCopy, 16> UnswizzleImage(Tegra::Memory
const LevelInfo level_info = MakeLevelInfo(info);
const s32 num_layers = info.resources.layers;
const s32 num_levels = info.resources.levels;
const Extent2D tile_size = DefaultBlockSize(info.format);
const std::array level_sizes = CalculateLevelSizes(level_info, num_levels);
const Extent2D gob = GobSize(bpp_log2, info.block.height, info.tile_width_spacing);
const u32 layer_size = CalculateLevelBytes(level_sizes, num_levels);
@ -926,8 +926,6 @@ void ConvertImage(std::span<const u8> input, const ImageInfo& info, std::span<u8
const auto input_offset = input.subspan(copy.buffer_offset);
copy.buffer_offset = output_offset;
copy.buffer_row_length = mip_size.width;
copy.buffer_image_height = mip_size.height;
const auto recompression_setting = Settings::values.astc_recompression.GetValue();
const bool astc = IsPixelFormatASTC(info.format);
@ -972,16 +970,14 @@ void ConvertImage(std::span<const u8> input, const ImageInfo& info, std::span<u8
bpp_div;
output_offset += static_cast<u32>(copy.buffer_size);
} else {
const Extent3D image_extent{
.width = copy.image_extent.width,
.height = copy.image_extent.height * copy.image_subresource.num_layers,
.depth = copy.image_extent.depth,
};
DecompressBCn(input_offset, output.subspan(output_offset), image_extent, info.format);
DecompressBCn(input_offset, output.subspan(output_offset), copy, info.format);
output_offset += copy.image_extent.width * copy.image_extent.height *
copy.image_subresource.num_layers *
ConvertedBytesPerBlock(info.format);
}
copy.buffer_row_length = mip_size.width;
copy.buffer_image_height = mip_size.height;
}
}